51591099

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 88309760

約数和(自身を除く): 36718661

約数列:

[1, 3, 7, 19, 21, 31, 43, 57, 93, 97, 129, 133, 217, 291, 301, 399, 589, 651, 679, 817, 903, 1333, 1767, 1843, 2037, 2451, 3007, 3999, 4123, 4171, 5529, 5719, 9021, 9331, 12369, 12513, 12901, 17157, 21049, 25327, 27993, 29197, 38703, 57133, 63147, 75981, 79249, 87591, 129301, 171399, 177289, 237747, 387903, 399931, 531867, 554743, 905107, 1199793, 1664229, 2456719, 2715321, 7370157, 17197033, 51591099]

約数ペア:

[(1, 51591099), (3, 17197033), (7, 7370157), (19, 2715321), (21, 2456719), (31, 1664229), (43, 1199793), (57, 905107), (93, 554743), (97, 531867), (129, 399931), (133, 387903), (217, 237747), (291, 177289), (301, 171399), (399, 129301), (589, 87591), (651, 79249), (679, 75981), (817, 63147), (903, 57133), (1333, 38703), (1767, 29197), (1843, 27993), (2037, 25327), (2451, 21049), (3007, 17157), (3999, 12901), (4123, 12513), (4171, 12369), (5529, 9331), (5719, 9021)]